//
//  VistorLoginView.swift
//  RuiLinWeibo
//
//  Created by Caesar on 15/10/8.
//  Copyright © 2015年 Caesar. All rights reserved.
//

import UIKit
// 访客视图协议
protocol VistorLoginViewDelegate:NSObjectProtocol {
    // 将要登录哦
    func vistorLoginViewWillLogin()
    // 将要注册
    func vistorLoginViewWillRegister()
}

class VistorLoginView: UIView {
    // 定义代理一定要用 weak
    weak var delegate: VistorLoginViewDelegate?
    
    // MARK: - 按钮监听方法
    func clickLogin() {
        // OC 中需要isResponse
        delegate?.vistorLoginViewWillLogin()
        //print("dengzlu")
    }
    func clickRegister(){
        delegate?.vistorLoginViewWillRegister()
        //print("zhuce")
    }
    
    // MARK: - 设置视图信息
    func setupViewInfo(isHome:Bool, imageName: String, message: String){
        messageLabel.text = message
        iconView.image = UIImage(named: imageName)
        
        homeIconView.hidden = !isHome
        
        isHome ? startAnimation() : sendSubviewToBack(maskIconView)
    }
    
    // MARK: - 开始动画
    private func startAnimation(){
        let anim = CABasicAnimation(keyPath: "transform.rotation")
        
        anim.toValue = 2 * M_PI
        anim.repeatCount = MAXFLOAT
        anim.duration = 10.0
        
        // 提示：如果界面上有动画，一定要检查退出到桌面再进入动画是否还在！
        anim.removedOnCompletion = false
        
        iconView.layer.addAnimation(anim, forKey: nil)
    }
    
    // MARK: - 界面初始化
    override init(frame: CGRect) {
        super.init(frame: frame)
        
        setupUI()
        
    }

    required init?(coder aDecoder: NSCoder) {
        // 禁止使用 sd / xib 开发,(应为一调用程序就会崩溃)
        // fatalError("init(coder:) has not been implemented")
        super.init(coder: aDecoder)
        setupUI()
    }
    
    // 设置界面
    private func setupUI() {
        // 1.添加控件
        addSubview(iconView)
        addSubview(maskIconView)
        addSubview(homeIconView)
        addSubview(messageLabel)
        addSubview(registerButton)
        addSubview(loginButton)
        
        // 2.自动布局
        // 默认在存存代码开发时, 是可以直接使用 setFrame 设置控件位置的
        // 如果要设置自动布局需要统一设置一个属性, 其他的都以它为参照
        // 一旦假如自动布局系统管理, 就不要再设置 frame
        
        // 1>设置圆环图标
        iconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterY, multiplier: 1.0, constant: -40))
        
        // 2>小房子 -用纯代码开发时,最好所有相关的控件最好有一个统一的参照物
        homeIconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
         addConstraint(NSLayoutConstraint(item: homeIconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterY, multiplier: 1.0, constant: 0))
        
        // 3> 消息文字
        messageLabel.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
         addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        // 设置文本框的宽度
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 224))
        
        // 4>注册按钮
        registerButton.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Left, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Left, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 35))
        
        // 5>登录按钮
        loginButton.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Right, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Right, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 35))
        
        // 6>遮罩视图 VFL 可格式化语言
        // 美工提供的素材, 大锁都是纯色的
        maskIconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("H:|-0-[subview]-0-|", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["subview":maskIconView]))
         addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|-0-[subview]-(-35)-[regButton]", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["subview":maskIconView, "regButton":registerButton]))
        
        // 7>设置背景颜色
        backgroundColor = UIColor(white: 237.0 / 255.0, alpha: 1.0)
        
    }
    
    // MARK: - 懒加载控件
    // 图标
    private lazy var iconView: UIImageView = {
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
        return iv
    }()
    
    // 遮罩视图
    private lazy var maskIconView: UIImageView = {
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
    
        return iv
    }()

    // 小房子
    private lazy var homeIconView:UIImageView = {
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
        return iv
    }()
    
    // 消息文字
    private lazy var messageLabel:UILabel = {
        let label = UILabel()
        
        label.text = "关注一些人，回这里看看有什么惊喜"
        label.textColor = UIColor.darkGrayColor()
        label.font = UIFont.systemFontOfSize(14)
        label.numberOfLines = 0
        
        label.sizeToFit()
        
        return label
    }()
    
    // 注册按钮
    private lazy var registerButton: UIButton = {
        let btn = UIButton()
        
        btn.setTitle("注册", forState: UIControlState.Normal)
        btn.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        btn.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)
        btn.addTarget(self, action: "clickRegister", forControlEvents: UIControlEvents.TouchUpInside)
    
        return btn
    }()
    
    // 登录按钮
    private lazy var loginButton: UIButton = {
        let btn = UIButton()
        
        btn.setTitle("登录", forState: UIControlState.Normal)
        btn.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        btn.setTitleColor(UIColor.darkGrayColor(), forState: UIControlState.Normal)
        btn.addTarget(self, action: "clickLogin", forControlEvents: UIControlEvents.TouchUpInside)
        
        return btn
    }()
}













